package Operation;

import BOOK.Book;
import BOOK.BookList;

public class ExitOperation implements IOperation{

    @Override
    public void work(BookList bookList) {
        System.out.println("退出系统");
        int currentSize=bookList.getUsedSize();
        for (int i = 0; i <currentSize ; i++) {
            bookList.setBooks(i,null);
        }
        System.exit(0);
    }
}
